added requirement for unzip.managed, and unzip.managed dep

nginx.rb

@@ -140,7 +140,7 @@ def server_names
 
 dep 'configured.nginx', :nginx_prefix do
   nginx_prefix.default!('/opt/nginx') # This is required because nginx.src might be cached.
-  requires 'nginx.src'.with(:nginx_prefix => nginx_prefix), 'www user and group', 'nginx.logrotate'
+  requires 'nginx.src'.with(:nginx_prefix => nginx_prefix), 'www user and group', 'nginx.logrotate', "unzip.managed"
   met? {
     Babushka::Renderable.new(nginx_conf).from?(dependency.load_path.parent / "nginx/nginx.conf.erb")
   }

packages.rb

@@ -130,6 +130,7 @@
 dep 'tmux.bin'
 dep 'traceroute.bin'
 dep 'tree.bin'
+dep 'unzip.managed'
 dep 'vim.bin'
 dep 'wget.managed'
 dep 'yaml headers.managed' do